added max & min value validator on OrderItem discount

pixie_dust/orders/migrations/0001_initial.py

@@ -38,7 +38,7 @@ class Migration(migrations.Migration):
                 ('color', models.CharField(choices=[('RED', 'Red'), ('ORANGE', 'Orange'), ('YELLOW', 'Yellow'), ('GREEN', 'Green'), ('BLUE', 'Blue'), ('PURPLE', 'Purple'), ('PINK', 'Pink'), ('BLACK', 'Black')], max_length=20)),
                 ('quantity', models.IntegerField(default=1, validators=[django.core.validators.MaxValueValidator(99), django.core.validators.MinValueValidator(0)])),
                 ('personalization', models.CharField(max_length=254)),
-                ('discount', models.IntegerField(default=0, editable=False)),
+                ('discount', models.IntegerField(default=0, validators=[django.core.validators.MaxValueValidator(99), django.core.validators.MinValueValidator(0)])),
                 ('discount_price', models.DecimalField(decimal_places=2, default=0, max_digits=12)),
                 ('sub_total', models.DecimalField(decimal_places=2, default=0, editable=False, max_digits=12)),
                 ('is_successful', models.BooleanField(default=True, editable=False)),

pixie_dust/orders/models.py

@@ -28,7 +28,7 @@ class OrderItem(models.Model):
         ("GREEN", "Green"), ("BLUE", "Blue"), ("PURPLE", "Purple"), ("PINK", "Pink"), ("BLACK", "Black")))
     quantity = models.IntegerField(default=1, validators=[MaxValueValidator(99), MinValueValidator(0)])
     personalization = models.CharField(max_length=254)
-    discount = models.IntegerField(default=0, editable=False)
+    discount = models.IntegerField(default=0, validators=[MaxValueValidator(100), MinValueValidator(0)])
     discount_price = models.DecimalField(default=0, decimal_places=2, max_digits=12)
     sub_total = models.DecimalField(default=0, editable=False, decimal_places=2, max_digits=12)
     is_successful = models.BooleanField(default=True, editable=False)